OpenTechnical

OT-2026-000078302

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000078302) never changes.

Identity and time

Publication numberOT-2026-000078302 · never reused
Internal UUID01a0ae95-7c27-7e97-b2b0-4768b445e0c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078302
StatusPUBLIC

Content hashes

Canonical text23695bf4ad6bce26dc37a8150205f6016e4e141131a5a2a1fa1526c27311778c
Markdown9aac16889401a23f378189604ef30730ef2be637161aa3ae80b398aa96cc645e
PDF
Publication page9ec276dc9b1bcecc4c54bdbabc666a1f9ee66c36ad99d488f1ab9e6cac22c00c
Manifest38455057e95f0da4db7e5eec9b027a82073dfe1ba0aac6cd4980bb4ab425f4d2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatures9Mjd2k3B3GBGwwRjXAFbwHEvRybSUl/tqS7isbVV3Jla8dPqw1K63Kr6DuGCaqXh9U46f/a7Yj6GtwqF8ZrCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:16.000050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078302
observed 9ec276dc9b1bcecc4c54bdbabc666a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.981749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078302/manifest.json
observed 38455057e95f0da4db7e5eec9b027a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.964388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078302/publication.md
observed 9aac16889401a23f378189604ef30730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.947208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078302/publication.txt
observed 23695bf4ad6bce26dc37a8150205f601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.